Unable to save Phone Numbers with Studio Flow

What to do

• Check whether you use Twilio Studio. Check your stack

  Paste a package.json, lockfile, Terraform or a list of domains at down.guide/stack to see every provider you depend on.

• Confirm your retries, queues and scheduled jobs caught up after the 1h 13m it lasted.

  Anything that failed between 2026-07-29 06:42 UTC and 2026-07-29 07:55 UTC may need a replay.

• Subscribe to Twilio's feed to hear about the next one first. RSS feed

  https://down.guide/feed?provider=twilio works in Slack (/feed subscribe), Discord feed bots and any RSS reader.

Updates from Twilio 3

1. investigatingJul 29, 2026, 6:42 AM UTC

   We are investigating a service interruption with Console when saving phone number configurations assigned to a Studio Flow. As a temporary workaround, please ensure a valid Status Callback URL is populated when setting your Voice URL to a Studio Flow. We expect to provide another update in 1 hour or as soon as more information becomes available.

   provider

2. investigatingJul 29, 2026, 7:37 AM UTC

   We are still investigating a service interruption with Console when saving phone number configurations assigned to a Studio Flow. As a temporary workaround, please ensure a valid Status Callback URL is populated when setting your Voice URL to a Studio Flow. We expect to provide another update in 1 hour or as soon as more information becomes available.

   provider

3. resolvedJul 29, 2026, 7:55 AM UTC

   The incident has been resolved and saving phone number configurations assigned to a Studio Flow are operating normally.

   provider

Corrections

None so far.

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